The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 31, 2013
Filed:
May. 29, 2007
Kazuto Kimura, Kanagawa, JP;
Kaoru Yanamoto, Kanagawa, JP;
Hiroaki Yasunaga, Tokyo, JP;
Yasushi Ito, Kanagawa, JP;
Kazuto Kimura, Kanagawa, JP;
Kaoru Yanamoto, Kanagawa, JP;
Hiroaki Yasunaga, Tokyo, JP;
Yasushi Ito, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A display device to display an image corresponding to image signals in a display area is provided. The display device includes a backlight including individually placed light sources corresponding to areas in the display area; a panel that includes pixels corresponding to the display area and that changes transmittance of light from the light sources in units of pixels; a panel control unit to individually set emission brightness of each of the light sources in accordance with the image signals and set the transmittance of light in each of the pixels in accordance with the emission brightness; a storage unit to store a nonlinear conversion table to convert the emission brightness to a light source control value for the backlight; and a backlight control unit to convert the emission brightness to the light source control value in accordance with the nonlinear conversion table and supply the light source control value to the backlight.